<template>
  <transition name="slide">
    <div class="singer-detail">
      <music-list :songs="songs" :title="title" :bg-image="bgImage"></music-list>
    </div>
  </transition>
</template>
<script type="text/ecmascript">
import {
  mapGetters
} from 'vuex'
import {
  getSingerDetail
} from 'api/singer'
import {
  ERR_OK
} from 'api/config'
import {
  createSong
} from 'common/js/song'
import MusicList from 'components/music-list/music-list'
export default {
  data() {
      return {
        songs: []
      }
    },
    computed: {
      title() {
        return this.singer.name
      },
      bgImage() {
        return this.singer.avatar
      },
      ...mapGetters([
        'singer'
      ])
    },
    created() {
      this._getSingerDetail()
    },
    methods: {
      _getSingerDetail() {
        if (!this.singer.id) {
          this.$router.push('/singer')
          return
        }
        getSingerDetail(this.singer.id).then((res) => {
          if (res.code === ERR_OK) {
            this.songs = this._normalizeSongs(res.data.list)
            console.log(this.songs)
          }
        })
      },
      _normalizeSongs(list) {
        let ret = [];
        list.forEach((item) => {
          let {
            musicData
          } = item;
          if (musicData.songid && musicData.albummid) {
            ret.push(createSong(musicData))
          }
        })
        return ret
      }
    },
    components: {
      MusicList
    }
}
</script>
<style lang="scss" scoped>
@import "src/common/scss/variable";
.singer-detail {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: $color-background;
}

.slide-enter-active,
.slide-leave-active {
  transition: all .3s;
}

.slide-enter,
.slide-leave-to {
  transform: translate3d(100%, 0, 0);
}
</style>
